:root {
      --primary-bg-color: #1a1a1a;
      --secondary-bg-color: #2a2a2a;
      --text-color-light: #f0f0f0;
      --text-color-dark: #cccccc;
      --accent-color: #ffcc00; 
      --border-color: #444;
      --shadow-color: rgba(0, 0, 0, 0.5);
      --header-offset: 120px; 
    }

    .blog-list {
      background-color: var(--primary-bg-color);
      color: var(--text-color-light);
      padding-top: var(--header-offset);
      padding-bottom: 40px;
      min-height: 100vh;
      font-family: Arial, sans-serif;
    }

    .blog-list__container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 20px;
    }

    .blog-list__heading {
      text-align: center;
      color: var(--accent-color);
      font-size: 2.5em;
      margin-bottom: 40px;
      font-weight: bold;
    }

    .blog-list__timeline {
      position: relative;
      margin: 0 auto;
      padding: 20px 0;
    }

    .blog-list__timeline::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      width: 4px;
      background-color: var(--border-color);
      left: 50%;
      margin-left: -2px;
      display: none; 
    }

    @media (min-width: 768px) {
      .blog-list__timeline::before {
        display: block;
      }
    }

    .blog-list__item {
      position: relative;
      margin-bottom: 40px;
      padding: 10px 0;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    @media (min-width: 768px) {
      .blog-list__item {
        flex-direction: row;
        justify-content: space-between;
        margin-bottom: 60px;
      }

      .blog-list__item:nth-child(even) {
        flex-direction: row-reverse;
      }
    }

    .blog-list__item-date {
      background-color: var(--accent-color);
      color: var(--primary-bg-color);
      padding: 8px 15px;
      border-radius: 5px;
      font-size: 0.9em;
      font-weight: bold;
      z-index: 1;
      margin-bottom: 15px;
      text-align: center;
    }

    @media (min-width: 768px) {
      .blog-list__item-date {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        top: 50%; 
        margin-top: -15px; 
        margin-bottom: 0;
        min-width: 120px;
      }
    }

    .blog-list__item-content {
      background-color: var(--secondary-bg-color);
      border-radius: 12px;
      box-shadow: 0 4px 15px var(--shadow-color);
      padding: 20px;
      max-width: 90%;
      width: 100%;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .blog-list__item-content:hover {
      transform: translateY(-5px);
      box-shadow: 0 8px 25px var(--shadow-color);
    }

    @media (min-width: 768px) {
      .blog-list__item-content {
        max-width: 45%;
      }
      .blog-list__item:nth-child(odd) .blog-list__item-content {
        margin-right: 55%; 
      }
      .blog-list__item:nth-child(even) .blog-list__item-content {
        margin-left: 55%; 
      }
    }

    .blog-list__item-image-wrapper {
      width: 100%;
      padding-top: 56.25%; 
      position: relative;
      overflow: hidden;
      border-radius: 8px;
      margin-bottom: 15px;
      background-color: #333; 
    }

    .blog-list__item-image {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 8px;
    }

    .blog-list__item-title {
      font-size: 1.25em; 
      font-weight: bold;
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .blog-list__item-title a {
      color: var(--text-color-light);
      text-decoration: none;
      transition: color 0.3s ease;
    }

    .blog-list__item-title a:hover {
      color: var(--accent-color);
    }

    .blog-list__item-summary {
      font-size: 0.9em; 
      color: var(--text-color-dark);
      margin-bottom: 15px;
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .blog-list__item-link {
      display: inline-block;
      background-color: var(--accent-color);
      color: var(--primary-bg-color);
      padding: 10px 20px;
      border-radius: 5px;
      text-decoration: none;
      font-weight: bold;
      transition: background-color 0.3s ease, color 0.3s ease;
      font-size: 0.9em;
    }

    .blog-list__item-link:hover {
      background-color: #e6b800; 
      color: var(--primary-bg-color);
    }

    @media (max-width: 767px) {
      .blog-list__heading {
        font-size: 2em;
        margin-bottom: 30px;
      }

      .blog-list__item {
        padding: 0;
        margin-bottom: 30px;
      }

      .blog-list__item-content {
        max-width: 100%;
        padding: 15px;
      }

      .blog-list__item-date {
        font-size: 0.8em;
        padding: 6px 12px;
      }

      .blog-list__item-title {
        font-size: 1.1em; 
      }

      .blog-list__item-summary {
        font-size: 0.85em; 
        -webkit-line-clamp: 4; 
      }

      .blog-list__item-link {
        padding: 8px 15px;
        font-size: 0.85em;
      }
    }